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Ingenious safekeeping

Two multicolored strands. Containing all information pertaining to our bodies, DNA is a miracle – and a model when it comes to data storage.

Currently storing all the world’s data would require 1.394 million m² – with 2.5 trillion new bytes added every day. If that same data were stored in DNA it would fill no more than a small tumbler.

Easier said than done, however, as DNA is very delicate and can be damaged by sunlight, heat and other influences.

Now scientists have achieved a breakthrough using a DNA alternative made from an artificially generated polymer. TNA (Threose Nucleic Acid) is both robust and 100% biostable.

The US Declaration of Independence has already been encoded within it – and successfully recovered.


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